diff --git a/.github/CODEOWNERS b/.github/CODEOWNERS
new file mode 100644
index 0000000..083ec1a
--- /dev/null
+++ b/.github/CODEOWNERS
@@ -0,0 +1,3 @@
+# All changes require an approving review from the internal-dev team.
+# Enforced via the org "main branch protection" ruleset (require_code_owner_review).
+* @Sea-Haven-Industries/internal-dev